package day03;

public class IfDemo {
    public static void main(String[] args) {
        //1.满500打8折
        double price = 600.0;
        if (price >= 500) {
            price *= 0.8;
        }
        System.out.println("最终结算金额为" + price);

        double score = 95;
        if (score >= 0 && score <= 100) {
            System.out.println(score + "是合法成绩");
        }
        System.out.println("继续执行.....");

        double score1 = -5;
        if (score1 >= 0 && score1 <= 100) {
            System.out.println(score1 + "是合法成绩");
        }
        System.out.println("继续执行1.........");

        double score2 = -5;
        if (score2 >= 0 && score2 <= 100) {
            System.out.println(score2 + "是合法成绩");
        }
        System.out.println("继续执行2.........");

    }
}
